.sidenav {
  width: 200px;
  position: fixed;
  z-index: 4;
  top: 150px;
  right: 20px;
  background: #eee;
  overflow-x: hidden;
  padding: 8px 0;
}

.sidenav a {
  padding: 6px 8px 6px 16px;
  text-decoration: none;
  font-size: 15px;
  color: #2196F3;
  display: block;
}

.sidenav a:hover {
  color: #064579;
}

@media screen and (max-height: 450px) {
  display: none;
}